297  
CDUS41 KOKX 160621  
CLIISP  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE NEW YORK, NY  
221 AM EDT SUN JUL 16 2023  
   
...............................
 
 
   
..THE ISLIP NY CLIMATE SUMMARY FOR JULY 15 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1963 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 85 1216 PM 97 1995 83 2 82  
MINIMUM 76 522 AM 56 1999 68 8 67  
2009  
AVERAGE 81 75 6 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.65 1992 0.10 -0.10 0.00  
MONTH TO DATE 1.35 1.44 -0.09 0.44  
SINCE JUN 1 3.25 5.44 -2.19 3.25  
SINCE JAN 1 19.60 24.24 -4.64 22.95  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 28 30 -2 10  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 16 10 6 10  
MONTH TO DATE 191 145 46 154  
SINCE JUN 1 301 297 4 292  
SINCE JAN 1 325 326 -1 343    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 8.7  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 1200 AM  
LOWEST 72 1200 PM  
AVERAGE 85  
   
......................................................
 
 
THE ISLIP NY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 95 1983  
MINIMUM TEMPERATURE (F) 68 55 1966  
 
SUNRISE AND SUNSET  
JULY 16 2023..........SUNRISE 534 AM EDT SUNSET 822 PM EDT  
JULY 17 2023..........SUNRISE 535 AM EDT SUNSET 821 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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